diff --git a/src/NDSCart.cpp b/src/NDSCart.cpp
index d479d6dd..688cd2e4 100644
--- a/src/NDSCart.cpp
+++ b/src/NDSCart.cpp
@@ -1708,7 +1708,7 @@ bool LoadROMCommon(u32 filelength, const char *sram, bool direct)
     else if (CartID & 0x08000000)
         Cart = new CartRetailNAND(CartROM, CartROMSize);
     //else if (CartID & 0x00010000)
-    //    Cart = new CartRetailPoke(CartROM, CartROMSize);
+    //    Cart = new CartRetailIR(CartROM, CartROMSize);
     else
         Cart = new CartRetail(CartROM, CartROMSize);
 
@@ -2045,6 +2045,8 @@ void WriteROMCnt(u32 val)
 
     if (!(SPICnt & (1<<15))) return;
 
+    // all this junk would only really be useful if melonDS was interfaced to
+    // a DS cart reader
     if (val & (1<<15))
     {
         u32 snum = (NDS::ExMemCnt[0]>>8)&0x8;
diff --git a/src/NDSCart.h b/src/NDSCart.h
index b882c43b..e57ed946 100644
--- a/src/NDSCart.h
+++ b/src/NDSCart.h
@@ -150,12 +150,12 @@ public:
     u8 SPIWrite(u8 val, u32 pos, bool last);
 };
 
-// CartRetailPoke -- Pokémon cart (SPI IR device and SRAM)
-class CartRetailPoke : public CartRetail
+// CartRetailIR -- SPI IR device and SRAM
+class CartRetailIR : public CartRetail
 {
 public:
-    CartRetailPoke(u8* rom, u32 len);
-    ~CartRetailPoke();
+    CartRetailIR(u8* rom, u32 len);
+    ~CartRetailIR();
 
     void Reset();